<!DOCTYPE html>
<html>
<head>
<title>Blog</title>
<script src="<?php echo base_url();?>ckeditor/ckeditor.js"></script>
</head>
<body>
<form>
<textarea id="editor" name="editor"></textarea>
</form>
<script>

CKEDITOR.replace('editor');

</script>
</body>

</html>